CN211130857U

CN211130857U - Dust removing equipment

Info

Publication number: CN211130857U
Application number: CN201921108091.5U
Authority: CN
Inventors: 马滕; 张海春
Original assignee: China Nuclear Industry Maintenance Co Ltd
Current assignee: China Nuclear Industry Maintenance Co Ltd
Priority date: 2019-07-15
Filing date: 2019-07-15
Publication date: 2020-07-31
Anticipated expiration: 2029-07-15

Abstract

The utility model relates to a nuclear power station overhauls technical field, provides a dust collecting equipment, include: the box body is provided with an accommodating cavity, a fan is arranged in the accommodating cavity, the box body is provided with an air outlet and a first pipeline for dust collection, the first pipeline and the air outlet are respectively communicated with the accommodating cavity and the outside, and the first pipeline can be used for installing a collecting device; the second pipeline is arranged on the box body, an air inlet and an air outlet are respectively arranged at two ends of the second pipeline, the air inlet extends into the accommodating cavity, and the air outlet is positioned outside the box body; the air intake is located to the baffle subassembly lid, and the air intake can be opened to the baffle subassembly and the air exit is closed so that the second pipeline intercommunication holds the chamber. Through setting up first pipeline, air exit, second pipeline, fan and baffle subassembly respectively, can switch respectively and sweep function and dust removal function, the user can be raised the dust and inhaleed by first pipeline, and alone only use a dust collecting equipment can accomplish the work of raise dust and dust removal, improves clean efficiency and cleanliness, reduce cost.

Description

Dust removing equipment

Technical Field

The utility model belongs to the technical field of the nuclear power station overhauls, more specifically says, relates to a dust collecting equipment.

Background

In the maintenance in-process of nuclear power station, all need the dust removal operation like the pipeline cutting that machinery is relevant, polish and weldment work, especially electric distribution board, inside there are more switch, circuit breaker, fuse, wire and binding post of distribution board, and the space is narrow and small, is difficult to the clearance thoroughly, brings not few difficulty for dust removal work, hardly reaches ideal effect.

In order to improve the cleaning strength, the current dust removal method is to clean the surface to be cleaned by using a brush and clean the dust raised by the brush by using a dust collector. And to the inside brush of distribution board place difficult to clearance, then need treat clean surface with the hair-dryer and sweep, use the dust catcher to clear up the dust that the hair-dryer was raised up on one side, these works need two people cooperation to be accomplished at least, the increase of staff and use tools, the cost increase, and artifical cleaning efficiency is lower, has reduced the efficiency of removing dust.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dust collecting equipment aims at solving prior art, and artifical dust removal leads to with high costs and the technical problem of inefficiency.

In order to solve the above problem, an embodiment of the utility model provides a dust collecting equipment, include:

the box body is provided with an accommodating cavity, a fan is arranged in the accommodating cavity, the box body is provided with an air outlet and a first pipeline for dust collection, the first pipeline and the air outlet are respectively communicated with the accommodating cavity and the outside, and the first pipeline can be used for installing a collecting device;

the second pipeline is arranged on the box body, an air inlet and an air outlet are respectively formed in two ends of the second pipeline, the air inlet extends into the accommodating cavity, and the air outlet is positioned outside the box body;

and the baffle assembly covers the air inlet, can open the air inlet and close the air outlet so as to enable the second pipeline to be communicated with the accommodating cavity.

Further, the baffle subassembly include the baffle and connect in the switch that sweeps of baffle, baffle one end rotate connect in one side of air intake terminal surface, the opposite side of air intake terminal surface is equipped with first connection structure, the protruding second connection structure that is equipped with of box inside wall, the baffle other end be the free end and can connect in first connection structure closes with the lid the air intake or sweep under the drive of switch connect in second connection structure is in order to close the air exit.

Furthermore, a first magnetic part is arranged at the free end of the baffle, the first connecting structure is a second magnetic part magnetically attracted with the first magnetic part, and the second connecting structure is a third magnetic part magnetically attracted with the first magnetic part.

Furthermore, a reset part is connected between the baffle and the first connecting structure in an abutting mode, and the reset part can drive the baffle cover to be closed to the air inlet when being reset.

Furthermore, a pulling part is arranged in the second pipeline, two ends of the pulling part are respectively connected with the baffle and the purging switch, and the pulling part can pull the baffle to rotate to open the air inlet and close the air outlet under the driving of the purging switch.

Further, the second pipeline is arranged in the first pipeline and penetrates through the first pipeline.

Further, first pipeline both ends have into dirt mouth and play dirt mouth respectively, it is located to advance the dirt mouth outside the box, it stretches into to go out the dirt mouth in the box and communicate hold the chamber, be equipped with third connection structure on the terminal surface of going out the dirt mouth, collection device is the filter screen, third connection structure is used for the installation the filter screen.

Further, the box include box and detachably connect in go up the lower box of box, it is equipped with the buckle to go up the box bottom, the lower box top is equipped with the draw-in groove, the buckle with the draw-in groove forms the joint, go up the box and the box encloses to close down and forms hold the chamber.

Further, go up box top sunken recess and form the recess, the recess is equipped with the handle along the inside wall.

Furthermore, a plurality of universal wheels are uniformly arranged at the bottom of the lower box body.

The utility model provides a dust collecting equipment's beneficial effect lies in: compared with the prior art, the utility model discloses a be equipped with the second pipeline that communicates the outside on the box, the air intake upper cover of second pipeline is equipped with the baffle subassembly, and the baffle subassembly can open the air intake and close the air exit so that the air intake communicates holds the chamber, makes the wind that is accelerated by the fan blow off the outside through the second pipeline in order to realize the effect of sweeping the raise dust; the baffle assembly can also close the air inlet and open the air outlet so as to enable the interior of the box body to form a negative pressure state, outside air and dust are sucked into the collecting device in the box body through the first pipeline, and air is exhausted through the air outlet after being accelerated by the fan, so that the dust removal function is realized. Through set up first pipeline, air exit, second pipeline and fan on the box, can realize dust collecting equipment's the function that sweeps and remove dust respectively, and baffle subassembly can close air exit and air intake respectively and switch and sweep function and dust removal function, and the user can be raised the dust and inhale by first pipeline, and alone only uses a dust collecting equipment can accomplish the work of raise dust and dust removal, improves clean efficiency and cleanliness, reduce cost.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a three-dimensional structure diagram of a dust removing device provided by the embodiment of the present invention;

fig. 2 is a cross-sectional view of fig. 1.

Wherein, in the figures, the respective reference numerals:

10-a box body; 20-a fan; 30-a first conduit; 40-a second conduit; 50-a purge switch; 60-a baffle plate; 70-reset piece/tension spring; 80-a pulling member; 90-power interface; 11-an air outlet; 12-a second connecting structure; 13-putting the box body; 14-lower box body; 15-a containment chamber; 16-a groove; 17-a handle; 18-a universal wheel; 19-a power switch; 31-a dust inlet; 32-a dust outlet; 33-a filter screen; 41-air inlet; 42-air outlet; 43-first connecting structure.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1 and 2, an embodiment of the present invention provides a dust removing apparatus, which includes a box 10, a fan 20, a first pipeline 30, a second pipeline 40, and a baffle assembly (not shown), and is applied to the technical field of nuclear power station maintenance, so as to solve the technical problems of high cost and low efficiency caused by manual dust removal in the prior art.

Specifically, a containing cavity 15 is arranged in the box body 10, a fan 20 is arranged in the containing cavity 15, a first pipeline 30 which is respectively communicated with the containing cavity 15 and the outside is arranged on the box body 10, wherein the first pipeline 30 partially extends into the box body 10, one end of the first pipeline 30 communicated with the containing cavity 15 is used for installing a collecting device, the first pipeline 30 is used for dust collection, and external dust enters the box body 10 from the first pipeline 30 and enters the collecting device; the second pipeline 40 is arranged on the box body 10, a part of the second pipeline 40 extends into the box body 10, two ends of the second pipeline 40 are respectively provided with an air inlet 41 and an air outlet 42, the air inlet 41 and the air outlet 42 are communicated with each other, the air inlet 41 extends into the box body 10, and the air outlet 42 is positioned outside the box body 10; the baffle assembly (not shown) covers the air inlet 41 to isolate the air inlet 41 from the fan 20, and the dust removing device is in a dust-collecting state to collect dust in the first duct 30. The baffle plate assembly can open the air inlet 41 to enable the air inlet 41 to be communicated with the accommodating cavity 15, so that the second pipeline 40 is communicated with the accommodating cavity 15, at the moment, the dust removing equipment is in a blowing state, the air outlet 42 is aligned to dust needing cleaning, accelerated wind in the fan 20 is blown by the air inlet 41 through the second pipeline 40 and blown out from the air outlet 42, and the dust blowing effect is achieved by blowing up the external dust. At this time, the inside of the box 10 is in a negative pressure state, so that the baffle assembly closes the air inlet 41 to clean the raised dust by the first pipeline 30, thereby achieving a dust collection function. The dust removing equipment in the embodiment has two functions of blowing and dust removing, and the baffle plate assembly can cover or open the air inlet 41, so that blowing and dust removing states of the dust removing equipment are switched, and cleaning efficiency is improved.

Specifically, referring to fig. 1 and fig. 2, in the embodiment, the housing 10 is further provided with an air outlet 11 communicating the accommodating cavity 15 with the outside, the air outlet 11 is communicated with the first pipeline 30, and the baffle assembly is covered on the air inlet 41 or opens the air inlet 41 to close the air outlet 11. When the air inlet 41 is closed by the baffle plate assembly, the dust removing device is in a dust removing state at the moment, the air outlet 11 is in an opening state, the air outlet 11 is communicated with the outside and the accommodating cavity 15, the inside of the box body 10 is in a negative pressure state, outside air and gas enter the collecting device through the first pipeline 30, the air entering the box body 10 through the first pipeline 30 is discharged from the outside through the air outlet 11 under the acceleration action of the fan 20, and the circular flow of the air inside the box body 10 is realized. When the air inlet 41 is opened by the baffle 60, the baffle 60 covers the air outlet 11 to isolate the air outlet 11 and the accommodating cavity 15, and accelerated air in the fan 20 is exhausted out of the box 10 through the air inlet 41.

In the embodiment of the present invention, the second pipeline 40 communicated with the outside is disposed in the box 10, the baffle assembly is disposed on the upper cover of the air inlet 41 of the second pipeline 40, and the baffle assembly can open the air inlet 41 and close the air outlet 11 to make the air inlet 41 communicate with the accommodating cavity 15, so that the air accelerated by the fan 20 blows out the outside through the second pipeline 40 to achieve the effect of blowing the raised dust; the baffle plate assembly can also close the air inlet 41 and open the air outlet 11 to enable the interior of the box body 10 to form a negative pressure state, external air and dust are sucked into the collecting device in the accommodating cavity through the first pipeline 30, and air can be discharged from the air outlet 11, so that the dust removing function is realized. Through set up first pipeline 30 on box 10, air exit 11, second pipeline 40 and fan 20, can realize dust collecting equipment's the function of sweeping and removing dust respectively, and the baffle subassembly can close air exit 11 and air intake 41 respectively and switch respectively and sweep function and dust removal function, the user can be raised the dust and inhale by first pipeline 30, the work of raise dust and dust removal can be accomplished to alone only using a dust collecting equipment, the use of maintenance staff and instrument has been reduced, improve cleaning efficiency and cleanliness, reduce cost.

Specifically, referring to fig. 1, in the present embodiment, a power interface 90 and a power switch 19 electrically connected to the fan 20 are disposed on the box 10, the power interface 90 is used for connecting an external power source, and the power switch 19 is electrically connected to the fan 20 and used for driving the fan 20 to work.

In this embodiment, when the dust removing device removes dust, an external power supply is first electrically connected to the power supply interface 90, and the power switch 19 is pressed, so that the fan 20 is started. Aligning the air outlet 42 to a position to be dedusted, wherein the inside of the box 10 is in a negative pressure state, external air can enter the box 10 through the first pipeline 30, the air inlet 41 is opened by the baffle assembly, the external air forms accelerated wind under the acceleration action of the fan 20, the wind passes through the second pipeline 40 from the air inlet 41 and is blown out from the air outlet 42, and surrounding dust can be lifted; at this time, the air inlet 41 can be closed by the baffle plate assembly, the interior of the box body 10 is in a negative pressure state, the raised dust and air are sucked into the box body 10 through the first pipeline 30 and enter the collecting device, and the air is exhausted from the air outlet 11 under the acceleration action of the fan 20, so that the blowing and dust removing work of the external dust is realized.

Further, referring to fig. 2, in the present embodiment, the baffle assembly includes a baffle 60 and a purge switch 50 connected to the baffle 60, and the purge switch 50 is used to control the baffle 60 to cover the air inlet 41 or open the air inlet 41, so as to achieve the dust removal state or the purge state.

Specifically, in this embodiment, one end of the baffle 60 is rotatably connected to one side of the end surface of the air inlet 41, the first connecting structure 43 is disposed on the other side of the end surface of the air inlet 41, the other end of the baffle 60 is a free end, the free end is connected to the first connecting structure 43 to cover the air inlet 41, and the baffle 60 is isolated from the fan 20 and the second pipeline 40, so that the dust removing device is in a dust removing state. Wherein, a rotating shaft (not shown) is disposed on the top side of the end surface of the air inlet 41, one end of the baffle 60 is sleeved on the rotating shaft, so that the baffle 60 can rotate around the rotating shaft, the first connecting structure 43 is located on the bottom side of the end surface of the air inlet 41, and when the free end of the baffle 60 is connected to the first connecting structure 43, the air inlet 41 is in a closed state.

Specifically, referring to fig. 2, in the present embodiment, a second connecting structure 12 is convexly disposed on an inner side wall of the box 10, the second connecting structure 12 is located obliquely above the first connecting structure 43, the purging switch 50 is activated, a free end of the baffle 60 can be connected to the second connecting structure 12 under driving of the purging switch 50, at this time, the baffle 60 closes the air outlet 11 to isolate the fan 20 and the air outlet 11, the accelerated air in the fan 20 cannot be exhausted outside through the air outlet 11, but is exhausted outside from the second pipeline 40, and the dust removing device is in a purging state. Namely, the purging switch 50 is started, the dust removal state of the dust removal equipment can be switched to the purging state, and the use is very convenient and simple.

Of course, in other embodiments, two baffles 60 may be provided, and both the baffles 60 are connected to the purge switch 50, wherein one of the baffles 60 covers the air inlet 41, the other baffle 60 is in the non-operating state, and under the driving of the purge switch 50, the one baffle 60 opens the air inlet 41 and switches to the non-operating state, and the other baffle 60 switches from the non-operating state to close the air outlet 11. The structure of the baffle 60 is not limited herein, as long as the opening of the intake port 41 and the exhaust port 11 can be achieved.

Further, in this embodiment, a first magnetic member (not shown) is disposed at a free end of the baffle 60, the first connecting structure 43 is a second magnetic member (not shown), and the first magnetic member and the second magnetic member are magnetically attracted to each other, so that the baffle 60 covers the air inlet 41; the second connection structure 12 is a third magnetic member (not shown) magnetically attracted to the first magnetic member, the baffle 60 can rotate toward the second connection structure 12 under the driving action of the purge switch 50, and when the free end of the baffle 60 is close to the third magnetic member, the third magnetic member and the second magnetic member are magnetically attracted to cover the baffle 60 at the air outlet 11, so that the dust removing device is switched to the purge state.

The first magnetic member, the second magnetic member and the third magnetic member can be set as magnets.

In other embodiments, the free end of the baffle 60 may be configured as a locking slot (not shown), in which case, the first connecting structure 43 and the second connecting structure 12 may be configured as a locking buckle (not shown), and the locking buckle may form a locking connection with the locking slot to respectively close the air inlet 41 and the air outlet 11.

Further, referring to fig. 2, in the present embodiment, a reset element 70 is abutted between the baffle 60 and the first connecting structure 43, and under the action of the driving switch, the baffle 60 opens the air inlet 41 and is connected to the second connecting structure 12, at this time, the reset element 70 is in a stretching state, and when the reset element 70 is reset, the baffle 60 can be driven to cover the air inlet 41.

Specifically, in this embodiment, the resetting member 70 is provided as a tension spring 70, two ends of the tension spring 70 are respectively connected to the baffle 60 and the second connecting structure 12, and the tension spring 70 pulls the baffle 60 to cover the air inlet 41 when resetting.

Further, referring to fig. 2, in the present embodiment, a pulling member 80 is disposed in the second pipeline 40, two ends of the pulling member 80 are respectively connected to the baffle 60 and the purge switch 50, and the pulling member 80 can pull the baffle 60 to rotate to open the air inlet 41 and close the air outlet 11 under the driving of the purge switch 50.

In this embodiment, the pulling member 80 is a pulling cable, the purging switch 50 is a pulling ring disposed at one end of the pulling cable, and a user pulls the pulling ring to pull the baffle 60, so that the baffle 60 rotates and opens the air inlet 41, so that the dust removing device is in a purging function; when dust removal is needed, a user can release the pull ring, the baffle 60 covers the air inlet 41 under the action of the tension spring 70, the air outlet 11 is opened, and the dust removal equipment is switched to a dust removal state from a blowing state, so that the dust removal equipment is very simple and convenient. Of course, the pulling member 80 is not limited to the only one.

Further, referring to fig. 2, in the present embodiment, the second pipeline 40 is disposed in the first pipeline 30 and penetrates through the first pipeline 30. The inner diameter of the second pipe 40 is smaller than that of the first pipe 30, the second pipe 40 is arranged in the first pipe 30 and is close to the inner side wall of the first pipe 30, the air inlet 41 of the second pipe 40 extends out of the end face of the dust outlet 32 of the first pipe 30, and the air outlet 42 extends into the end face of the dust inlet 31, so that air blowing of the air outlet 42 and dust collection of the dust inlet 31 are facilitated. Moreover, the first pipeline 30 and the second pipeline 40 are arranged at the same position, when a user aligns the air outlet 42 with a position to be cleaned, and starts the purging switch 50 to purge, the purging switch 50 is released to switch to a dust removal state, the first dust suction port is aligned with a dust removal position, and the dust inlet 31 can directly suck the lifted dust into the collecting device, so that the operation is very convenient.

Further, referring to fig. 2, in the present embodiment, two ends of the first pipeline 30 are respectively provided with a dust inlet 31 and a dust outlet 32, a portion of the first pipeline 30 extends into the box 10, the dust inlet 31 is located outside the box 10, the dust outlet 32 extends into the box 10 and is communicated with the accommodating cavity 15, an end surface of the dust outlet 32 is provided with a third connecting structure (not shown), the collecting device is a filter screen 33, the third connecting structure is used for installing the filter screen 33, and the filter screen 33 is used for storing and filtering dust. Before the dust removing device is used, the filter screen 33 needs to be installed on the third connecting structure, so that the filter screen 33 is communicated with the dust outlet 32. During dust removal, the interior of the box body 10 is in a negative pressure state, external dust and air enter the filter screen 33 from the dust inlet 31 through the first pipeline 30 and the dust outlet 32, the air entering the filter screen 33 is exhausted out of the dust removal equipment through the air outlet 11 in the accelerated rotation of the fan 20 after being filtered by the filter screen 33, and the rest dust is stored in the filter screen 33. When the blowing function is realized, the interior of the box body 10 is in a negative pressure state, external dust and air enter the filter screen 33 from the dust inlet 31 through the first pipeline 30 and the dust outlet 32, and the air entering the filter screen 33 is discharged from the outside through the second pipeline 40 in the accelerated rotation of the fan 20 after the air passes through the filtering action of the filter screen 33, so that the blowing action of the external dust is realized, and the blowing function is realized.

In this embodiment, the third connecting structure may be a hook or other structure for connecting the filter net 33.

Further, referring to fig. 1 and fig. 2, in the embodiment, the box 10 includes an upper box 13 and a lower box 14, a bottom of the upper box 13 is clamped to a bottom of the lower box 14, and the upper box 13 and the lower box 14 are detachable from each other, so that a user opens the upper box 13 and the lower box 14 before using the dust removing device, and first installs the filter screen 33 on the third connecting structure. The upper box body 13 and the lower box body 14 enclose to form a containing cavity 15, and the fan 20 is positioned in the containing cavity 15. Wherein, power interface 90 and power switch 19 are all set up on last box 13, the operation of being convenient for. Wherein, the bottom of the upper box 13 is provided with a buckle (not shown), the top of the lower box 14 is provided with a clamping groove (not shown), and the buckle and the clamping groove form a clamping connection.

Specifically, in this embodiment, a sealing strip (not shown) is disposed at a joint between the bottom of the upper box 13 and the top of the lower box 14, so as to achieve a sealing effect inside the accommodating cavity 15, and prevent the dust removing device from changing a flowing direction of the internal airflow due to a gap between the upper box 13 and the lower box 14 when the dust removing device is in operation.

Further, referring to fig. 1, in the present embodiment, the top of the upper box 13 is recessed to form a groove 16, the groove 16 extends along the inner side wall to form a handle 17, and when the user uses the dust removing device, the user can insert the hand into the groove 16 and hold the handle 17 to lift the whole device, thereby realizing the movement of the device.

Further, referring to fig. 1, in the embodiment, the bottom of the lower case 14 is uniformly provided with a plurality of universal wheels 18, and the arrangement of the universal wheels 18 facilitates the movement of the device, thereby improving the portability of the device.

In order to enhance the balance of the box 10, four universal wheels 18 are provided, which is not limited herein.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A dust removing apparatus, characterized by comprising:

2. The dust removing device of claim 1, wherein the baffle assembly comprises a baffle and a purge switch connected to the baffle, one end of the baffle is rotatably connected to one side of the end surface of the air inlet, the other side of the end surface of the air inlet is provided with a first connecting structure, the inner side wall of the box body is convexly provided with a second connecting structure, and the other end of the baffle is a free end and can be connected to the first connecting structure to cover the air inlet or connected to the second connecting structure to close the air outlet under the driving of the purge switch.

3. The dusting apparatus of claim 2 whereby the free end of the baffle is provided with a first magnetic element, the first attachment structure is a second magnetic element magnetically attractable to the first magnetic element, and the second attachment structure is a third magnetic element magnetically attractable to the first magnetic element.

4. The dust removing device of claim 3, wherein a reset element is abutted between the baffle plate and the first connecting structure, and the reset element can drive the baffle plate cover to be closed to the air inlet when being reset.

5. The dust removing device of claim 2, wherein a pulling member is arranged in the second pipeline, two ends of the pulling member are respectively connected with the baffle and the purging switch, and the pulling member can pull the baffle to rotate to open the air inlet and close the air outlet under the driving of the purging switch.

6. The dusting apparatus of claim 1 wherein the second conduit is disposed within and extends through the first conduit.

7. The dust removing device of claim 1, wherein the first pipe has a dust inlet and a dust outlet at two ends thereof, the dust inlet is located outside the box, the dust outlet extends into the box and is communicated with the accommodating cavity, a third connecting structure is arranged on an end surface of the dust outlet, the collecting device is a filter screen, and the third connecting structure is used for mounting the filter screen.

8. The dust removing device of claim 1, wherein the box body comprises an upper box body and a lower box body detachably connected to the upper box body, a buckle is arranged at the bottom of the upper box body, a clamping groove is arranged at the top of the lower box body, the buckle is clamped with the clamping groove, and the upper box body and the lower box body enclose to form the accommodating cavity.

9. The dusting apparatus of claim 8 where the top of the upper housing is recessed to form a groove with a handle along the inner sidewall.

10. The dust removing apparatus of claim 8, wherein a plurality of universal wheels are uniformly provided on the bottom of the lower case.